Layout Of Media Transport Path; Main Components Associated With The Media Transport; Functions Of Main Components - Lexmark W850n Service Manual

4024-110

Layout of media transport path

The following is a cross section of the laser printer and the optional 2 tray module, showing main components
directly associated with the media path and transport.

Main components associated with the media transport

Option exit 2 Option exit 2
Option duplex Option duplex
Duplex media Duplex media
transport roll transport roll
ASM ASM
Duplex media Duplex media
center transport center transport
roll ASM roll ASM
Duplex media Duplex media
transport pinch roll transport pinch roll
Duplex media Duplex media
transport roll transport roll
ASM ASM
MPF pick roll MPF pick roll
MPF MPF
MPF Transport MPF Transport
pinch roll pinch roll
MPF Transport MPF Transport
roll ASM roll ASM
Media transport Media transport
pinch roll pinch roll
2TM/TTM Media 2TM/TTM Media
transport roll ASM transport roll ASM

Functions of main components

When the optional 2 tray module is installed under the printer, additional trays are available.
The following chapters outline the functions of the main components of the 2 tray module.
1-4
Options Service Manual
Feed roll Feed roll
Separation roll Separation roll
Exit 2 media exit roll ASM Exit 2 media exit roll ASM
Exit 2 media exit pinch rolls Exit 2 media exit pinch rolls
Exit 2 media transport roll ASM Exit 2 media transport roll ASM
Exit 1 media exit roll ASM Exit 1 media exit roll ASM
Exit 1 media exit pinch rolls Exit 1 media exit pinch rolls
Pressure roll Pressure roll
Heat roll Heat roll
Transfer roll ASM Transfer roll ASM
Drum Drum
Registration pinch Registration pinch
roll roll
Registration roll Registration roll
ASM ASM
Transport roll ASM
Pick roll Pick roll
TRAY 3
Option tray 2 Option tray 2
module module (2TM)
TRAY 4